What powers roars.dev?
Last seen Oct 2026 · 10 technologies across 8 categories
Analytics
Caching
CDN
Font scripts
Miscellaneous
PaaS
Security
Webmail
AI Crawlers
Blocks 13 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- Google-CloudVertexBot Blocked
- Google-Extended Blocked
- GoogleOther Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
- PetalBot Blocked
The other 20 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
Content Signals:
search=yes ai-train=no declared in robots.txt
- Oct 2026 claude-web added to robots.txt
- Oct 2026 petalbot added to robots.txt
- Oct 2026 googleother added to robots.txt
- Oct 2026 diffbot added to robots.txt
- Oct 2026 cohere-ai added to robots.txt
- Oct 2026 google-cloudvertexbot added to robots.txt
AI Crawlers
13 of 33 AI crawlers blocked
Standards: Content Signals
Audience
- 62% desktop
- 38% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.08 / 10 · ranked #3,376,445 of all domains
10 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 250 ms |
| CLS | 0.15 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English
- CDN: Cloudflare, Fastly
- Weight: 5.1 MB · 30 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.83.15, IPv6)
- DNS: Cloudflare DNS
- Email: iCloud Mail
- Email security: SPF (soft fail), DMARC monitor only, CAA
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 2,033,752, 12 hosts
- Verified with: Apple Business, Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| cspicks.roars.dev | 10 |
| vietprofs.roars.dev | 10 |
| roars.dev | 9 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Browser Insights Sep 2026
- detected HTTP/3 Sep 2026